Home / 165,954.16-229,208-120,833.92

Finding the Fourth Proportional to 165,954.16, 229,208 and 120,833.92

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Solution

The fourth proportional to 165,954.16, 229,208 and 120,833.92 is: 166,890.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,954.16 : 229,208 = 120,833.92 : x
  2. Step 2: Convert to fraction form
    165,954.16/229,208 = 120,833.92/x
  3. Step 3: Cross multiply
    165,954.16x = 229,208 × 120,833.92
  4. Step 4: Simplify right side
    165,954.16x = 27,696,101,135.36
  5. Step 5: Solve for x
    x = 27,696,101,135.36/165,954.16
  6. Step 6: Final answer
    x = 166,890.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.